Urborg [Legends] Dragon Avatar create a token that's a

create a token that's a copy of enchanted artifact

This ability still resolves if its target becomes illegal

sacrifice Elder Spawn and it deals 6 damage to you

Other Elves have shroud

where X is the number of cards in their hand minus 4

Urborg [Legends] Dragon Avatar create a token that's aSet: Legends Type: Legendary Land Rarity: Uncommon {T}: Add {B}. {T}: Target creature loses first strike or swampwalk until end of turn. "Resignedly beneath the sky The melancholy waters lie. So blend the turrets and shadows there That all seem pendulous in air, While from a proud tower in town Death looks gigantically down." Edgar Allan Poe, "The City in the Sea"